Shrubs
Hypericum calycinum (. St. John's Wort)
Hypericum calycinum
Also known as Creeping St. John's Wort
Size
Available at our Langlois nursery
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About This Plant
Hypericum calycinum (. St. John's Wort), '. St. John's Wort', is valued for its garden character and seasonal interest in PNW landscapes.
St. John's Wort (Hypericum) , shrubby species (H. calycinum, H. frondosum, etc.) bear bright yellow flowers with prominent stamens through summer. Tough adaptable shrubs for foundation plantings and groundcover use.
Full sun to part shade suits this species. Plant in well-drained soil. Hardy USDA Zone 5 to 9. Generally trouble-free; drought-tolerant once established.
For a Pacific Northwest native shrub of similar character, consider Mahonia aquifolium (Tall Oregon Grape, Oregon state flower), Philadelphus lewisii (Mock Orange), or Holodiscus discolor (Oceanspray) , all support native pollinators and birds.
Plant Details
- Botanical
- Hypericum calycinum
- Common name
- Creeping St. John's Wort
- Lifecycle
- Perennial
- Mature size
- 12-18 in tall × 24-36 in wide
- Growth rate
- Moderate
- Bloom time
- Summer
- Bloom color
- Yellow
- Foliage color
- Green
Care Notes
Garden Attributes
- Pacific NW native
- Deer resistant
- Coastal suitable
- Grown organically
- Pollinator value: Bees, Bumblebees
- Wildlife: Pollinator support
- ⚠ Toxic to pets if ingested
- ⚠ Skin irritant: wear gloves when handling
Not sure if it's in stock?
Our inventory changes with the seasons. Before you drive out, give us a call or text, we'll confirm availability and can hold a plant for you.